[INFO] cloning repository https://github.com/MFJWR/iron_example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MFJWR/iron_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMFJWR%2Firon_example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMFJWR%2Firon_example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3b06d9a11ce3b5a182b59fc6f2ac73389dbcdda7 [INFO] checking MFJWR/iron_example against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMFJWR%2Firon_example" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MFJWR/iron_example on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MFJWR/iron_example [INFO] finished tweaking git repo https://github.com/MFJWR/iron_example [INFO] tweaked toml for git repo https://github.com/MFJWR/iron_example written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/MFJWR/iron_example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8d16a46525aab20d754656da0482dfb38504ba99f1aae95bb9074050f20e6f0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d8d16a46525aab20d754656da0482dfb38504ba99f1aae95bb9074050f20e6f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8d16a46525aab20d754656da0482dfb38504ba99f1aae95bb9074050f20e6f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8d16a46525aab20d754656da0482dfb38504ba99f1aae95bb9074050f20e6f0", kill_on_drop: false }` [INFO] [stdout] d8d16a46525aab20d754656da0482dfb38504ba99f1aae95bb9074050f20e6f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2341f1522fb93c92236d33c69841c23a757cd20ab9a68b4b8718e30996a0c015 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2341f1522fb93c92236d33c69841c23a757cd20ab9a68b4b8718e30996a0c015", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking httparse v1.2.3 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking route-recognizer v0.1.12 [INFO] [stderr] Compiling rand v0.3.18 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking log v0.4.0 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Checking phf_shared v0.7.21 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling mime_guess v1.8.3 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-618f75408d775d15/build-script-gen_mime_types` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.3/src/gen_mime_types.rs:22:67 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c19fe12780 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55c19fe12780 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c19fe12780 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55c19fe12780 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55c19fe2ba5c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55c19fe10ff7 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x55c19fe148d0 - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55c19fe148d0 - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55c19fe148d0 - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55c19fe14588 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55c19fe14fa1 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55c19fe14b49 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55c19fe12c0c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55c19fe14b09 - rust_begin_unwind [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55c19fe2ad81 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55c19fe2aba3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/core/src/option.rs:1221 [INFO] [stderr] 16: 0x55c19fddc0fb - core::result::Result::unwrap::ha80d4095136b50a2 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x55c19fdd115f - build_script_gen_mime_types::main::h813fdd5ab08f3705 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.3/src/gen_mime_types.rs:22 [INFO] [stderr] 18: 0x55c19fdcf1cb - core::ops::function::FnOnce::call_once::h631df95e84f9ad50 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55c19fdd9c7e - std::sys_common::backtrace::__rust_begin_short_backtrace::h48a853645dd3ec7b [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55c19fdd9d71 - std::rt::lang_start::{{closure}}::h11fae29e98d2f36f [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55c19fe15360 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55c19fe15360 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55c19fe15360 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55c19fe15360 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55c19fe15360 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55c19fdd9d47 - std::rt::lang_start::h971ba2afec64deb5 [INFO] [stderr] at /rustc/893fadd11a52aa26fc19c67ee1b79f03d6a1bed3/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55c19fdd262a - main [INFO] [stderr] 28: 0x7fd5095d80b3 - __libc_start_main [INFO] [stderr] 29: 0x55c19fdbc0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.6.0/src/form_urlencoded.rs:261:40 [INFO] [stdout] | [INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stdout] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stdout] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stdout] | | [INFO] [stdout] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0713`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "2341f1522fb93c92236d33c69841c23a757cd20ab9a68b4b8718e30996a0c015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2341f1522fb93c92236d33c69841c23a757cd20ab9a68b4b8718e30996a0c015", kill_on_drop: false }` [INFO] [stdout] 2341f1522fb93c92236d33c69841c23a757cd20ab9a68b4b8718e30996a0c015